<template>
    <div style="padding: 10px">

        <!--    功能区域-->
        <div style="margin: 10px 0;">
            <el-button type="primary" @click="add">新增</el-button>
            <el-button type="info">导入</el-button>
            <el-button type="warning">导出</el-button>
        </div>

        <!--    搜索区域-->
        <div style="margin: 5px 0">
            <el-input v-model="search" placeholder="请输入关键字" style="width: 20%" clearable></el-input>
            <el-button type="success" plain style="margin-left: 10px" @click="load">查询</el-button>
        </div>

        <div>
            <el-table
                    :data="tableData"
                    border
                    stripe
                    style="width: 100%">
                <el-table-column
                        prop="id"
                        label="ID">
                </el-table-column>
                <el-table-column
                        prop="username"
                        label="用户名">
                </el-table-column>
                <el-table-column
                        prop="nickName"
                        label="昵称">
                </el-table-column>
                <el-table-column
                        prop="age"
                        label="年龄">
                </el-table-column>
                <el-table-column
                        prop="sex"
                        label="性别">
                </el-table-column>
                <el-table-column
                        prop="address"
                        label="地址">
                </el-table-column>
                <el-table-column
                        label="操作">
                    <template #default="scope">
                        <el-button
                                size="mini"
                                @click="handleEdit(scope.row)">编辑
                        </el-button>
                        <el-popconfirm title="确认删除吗？" @confirm="handleDelete(scope.row.id)">
                            <template #reference>
                                <el-button
                                        size="mini"
                                        type="danger">删除
                                </el-button>
                            </template>
                        </el-popconfirm>
                    </template>
                </el-table-column>
            </el-table>
            <div style="margin: 10px 0">
                <el-pagination
                        @size-change="handleSizeChange"
                        @current-change="handleCurrentChange"
                        :current-page="currentPage"
                        :page-sizes="[5, 10, 20]"
                        :page-size="pageSize"
                        layout="total, sizes, prev, pager, next, jumper"
                        :total="total">
                </el-pagination>
            </div>
        </div>

        <!--    添加弹出框-->
        <el-dialog title="提示" v-model="dialogVisible" width="30%">
          <el-form :model="form" label-width="120px">
            <el-form-item label="用户名:">
              <el-input v-model="form.username" style="width: 70%"></el-input>
            </el-form-item>
            <el-form-item label="昵称:">
              <el-input v-model="form.nickName" style="width: 70%"></el-input>
            </el-form-item>
            <el-form-item label="年龄:">
              <el-input v-model="form.age" style="width: 70%"></el-input>
            </el-form-item>
            <el-form-item label="性别:">
              <el-radio v-model="form.sex" label="男">男</el-radio>
              <el-radio v-model="form.sex" label="女">女</el-radio>
              <el-radio v-model="form.sex" label="未知">未知</el-radio>
            </el-form-item>
            <el-form-item label="地址:">
              <el-input type="textarea" v-model="form.address" style="width: 70%"></el-input>
            </el-form-item>
          </el-form>
            <template #footer>
            <span class="dialog-footer">
              <el-button @click="dialogVisible = false">取 消</el-button>
              <el-button type="primary" @click="save">确 定</el-button>
            </span>
            </template>
        </el-dialog>
    </div>
</template>

<script>
    // @ is an alias to /src

    import request from "../utils/request";

    export default {
        name: 'Home',
        components: {},

        data() {
            return {
                form:{},
                dialogVisible: false,
                search: '',
                currentPage:1,
                pageSize:10,
                total:0,
                //存放所有的数据
                tableData: []
            }
        },
        //页面一开始就加载，加载方法
        created() {
          this.load()
        },
        methods: {
            //查询方法
            load(){
              request.get("/user",{
                  params:{
                      pageNum:this.currentPage,
                      pageSize:this.pageSize,
                      search:this.search
                  }
              }).then(res =>{
                  console.log(res),
                  this.tableData = res.data.records,
                  this.total = res.data.total
              })
            },
            add() {
              this.dialogVisible = true;
              //打开前清除表单中的对象
              this.form = {}
            },
            save() {
                console.log(this.form.id);
                if (this.form.id) { //更新
                    request.put("/user",this.form).then(res => {
                        if (res.code === '0'){
                            this.$message({
                                type:"success",
                                message:"更新成功"
                            });
                        } else {
                            this.$message({
                                type:"error",
                                message:res.msg
                            })
                        }
                        this.load();//刷新表格数据
                        this.dialogVisible =false
                    })
                } else { //新增
                    request.post("/user",this.form).then(res => {
                        if (res.code === '0'){
                            this.$message({
                                type:"success",
                                message:"新增成功"
                            })
                        } else {
                            this.$message({
                                type:"error",
                                message:res.msg
                            })
                        }
                        this.load();//刷新表格数据
                        this.dialogVisible =false
                    })
                }
            },
            handleEdit(row) {
                this.form =JSON.parse(JSON.stringify(row));
                this.dialogVisible = true
            },
            handleDelete(id) {
                console.log(id);
                request.delete("/user/" + id).then(res =>{
                    if (res.code === '0'){
                        this.$message({
                            type:"success",
                            message:"删除成功"
                        })
                    } else {
                        this.$message({
                            type:"error",
                            message:res.msg
                        })
                    }
                    this.load();//刷新表格数据
                })
            },
            handleSizeChange(pageSize){  //改变当前每页个数触发
                this.pageSize = pageSize;
                this.load()
            },
            handleCurrentChange(pageNum){  //改变当前页码触发
                this.currentPage = pageNum;
                this.load()
            }
        }
    }
</script>
